Core Viewpoint - Tianyue Advanced (02631) saw a stock price increase of over 4%, currently trading at 63.8 HKD, driven by Meta's announcement of new AI smart glasses at the Connect conference, which reignited enthusiasm in the global AR glasses market [1] Company Summary - Tianyue Advanced has taken the lead in the silicon carbide AR glasses sector, having launched a 12-inch silicon carbide substrate and is currently promoting the industrialization of 12-inch optical-grade substrates [1] - The chairman of Tianyue Advanced, Zong Yanmin, indicated that as the technology for large-size silicon carbide substrates matures, the prices of silicon carbide lenses for AR glasses are expected to gradually decrease [1] Industry Summary - The introduction of larger silicon carbide substrates enhances production efficiency, with a 6-inch substrate capable of producing approximately 2 pairs of AR glasses, an 8-inch substrate producing about 3-5 pairs, and a 12-inch substrate producing around 10-12 pairs [1] - Larger substrate sizes reduce edge waste, leading to lower unit costs, thus providing a better cost-performance ratio for large-size silicon carbide substrates [1]